1. Epidemiological features of chronic low-back pain;Andersson;Lancet,1999
2. United States trends in lumbar fusion surgery for degenerative conditions;Deyo;Spine,2005
3. Advances in spinal fusion;Tehranzadeh;Semin Ultrasound CT MR,2005
4. Failed back surgery syndrome;Rosales-Olivares;Cir Cir,2007
5. The classic: Wiring of the vertebrae as a means of immobilization in fracture and Pott’s disease. Berthold E. Hadra. Med Times and Register. 1891; Vol 22;Hadra;Clin Orthop Relat Res,1975